Home / 17,680.61-26,528.12-11,362.56

Finding the Fourth Proportional to 17,680.61, 26,528.12 and 11,362.56

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Solution

The fourth proportional to 17,680.61, 26,528.12 and 11,362.56 is: 17,048.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,680.61 : 26,528.12 = 11,362.56 : x
  2. Step 2: Convert to fraction form
    17,680.61/26,528.12 = 11,362.56/x
  3. Step 3: Cross multiply
    17,680.61x = 26,528.12 × 11,362.56
  4. Step 4: Simplify right side
    17,680.61x = 301,427,298.37
  5. Step 5: Solve for x
    x = 301,427,298.37/17,680.61
  6. Step 6: Final answer
    x = 17,048.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.